Bulk PGM to PNG Converter Online — Free HD Quality
Drag and drop your multiple PGM files into this 100% free online PGM to PNG converter (.pgm to .png), and click the Convert button to bulk convert them to PNG format in HD quality. Use the quality slider to fine-tune your PNG output, then download your converted files one by one or as a single ZIP — no signup and no downloads needed, and your original PGM files are removed from our servers right after. Also see:Convert PICT files to PDF in queue.
Drop your PGM files here to convert to PNG, or click to browse
Converts .pgm to PNG (.png) in HD quality — bulk, free, no signup
Choose FilesPGM vs PNG — File Format Comparison
See how PGM and PNG compare across file extension, MIME type, compression, and feature support. Related:How to batch convert JPEG 2000 to PDF?.
| Feature | PGM | PNG |
|---|---|---|
| File Extension | .pgm | .png |
| MIME Type | image/x-portable-graymap | image/png |
| Compression Type | Lossless | Lossless |
| Transparency Support | No | Yes |
| Animation Support | No | No |
| Metadata Support | Yes | Yes |
What Is PGM Format?
Portable Graymap format for grayscale images. See also:Convert multiple GIF to BMP.
- Compression: Lossless
- Transparency: Not supported
- Animation: Not supported
What Is PNG Format?
Portable Network Graphics with lossless compression and transparency. You might also need:MNG to TIFF converter.
- Compression: Lossless
- Transparency: Supported
- Animation: Not supported